Fixed PEP 8 violations in Hosters

(cherry picked from commit 2edeee0532ec6d6b4b26fd045a5971f67ca455da)

Conflicts:
	pyload/plugins/hoster/BasePlugin.py
	pyload/plugins/hoster/MultishareCz.py
	pyload/plugins/hoster/NetloadIn.py
	pyload/plugins/hoster/PremiumizeMe.py
	pyload/plugins/hoster/RapidshareCom.py